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United States Patent | 6,082,768 |
Johnson | July 4, 2000 |
In one aspect, a roller ski is provided that includes a foot-supporting enclosure that enables the ski to be used without ski boots or ski bindings. In another aspect, a roller ski is provided that includes a cuff-actuated brake.
Inventors: | Johnson; Lennart B. (Milford, NH) |
Assignee: | Jenex, Inc. (Amherst, NH) |
Appl. No.: | 843091 |
Filed: | April 25, 1997 |
Current U.S. Class: | 280/842; 280/11.3 |
Intern'l Class: | A63C 017/14; A63C 017/06 |
Field of Search: | 280/842,11.2,11.22,11.21,11.3,11.14,615,633,623 188/25 36/117.8,117.9,115 |
606496 | Jun., 1898 | Allen | 188/25. |
650228 | May., 1900 | Cattaneo | 188/25. |
893341 | Jul., 1908 | Martinsen | 280/11. |
926646 | Jun., 1909 | Eubank, Jr. | 280/11. |
1312739 | Aug., 1919 | Leblanc | 280/11. |
1497224 | Jun., 1924 | Ormiston | 280/11. |
1501589 | Jul., 1924 | Ferris | 188/25. |
3156324 | Nov., 1964 | Colbert | 188/80. |
3790187 | Feb., 1974 | Radu et al. | 280/11. |
4033596 | Jul., 1977 | Andorsen et al. | 280/842. |
4061348 | Dec., 1977 | Carter | 280/11. |
4072317 | Feb., 1978 | Pommerening | 280/11. |
4147378 | Apr., 1979 | Reich | 280/633. |
4275895 | Jun., 1981 | Edwards | 280/11. |
4312514 | Jan., 1982 | Horowitz et al. | 280/11. |
4497393 | Feb., 1985 | Brems | 188/322. |
4526389 | Jul., 1985 | Chase | 280/11. |
4759428 | Jul., 1988 | Seshimo | 188/312. |
4768793 | Sep., 1988 | Spencer | 280/842. |
4805936 | Feb., 1989 | Krantz | 280/842. |
4844491 | Jul., 1989 | Wheelwright | 280/11. |
4898403 | Feb., 1990 | Johnson | 280/842. |
4943072 | Jul., 1990 | Henig | 280/11. |
4987978 | Jan., 1991 | Jungersen | 188/2. |
5183275 | Feb., 1993 | Hoskin | 280/11. |
5374071 | Dec., 1994 | Johnson | 280/11. |
5375070 | Dec., 1994 | Pelligrini, Jr. et al. | 280/11. |
5411276 | May., 1995 | Moldenhauer | 280/11. |
5487552 | Jan., 1996 | Daoust | 280/11. |
5511805 | Apr., 1996 | McGrath | 280/11. |
5645288 | Jul., 1997 | Lu | 280/11. |
5704617 | Jan., 1998 | Stoughton | 280/11. |
Foreign Patent Documents | |||
1104413 | Nov., 1955 | FR | 280/11. |
2527611 | Dec., 1976 | DE | 280/842. |
2726961 | Jan., 1979 | DE | 280/11. |
2913456 | Oct., 1980 | DE | 280/842. |
22575 | Apr., 1897 | GB. | |
1422151 | Jan., 1976 | GB. |